Products Description

Tungsten carbide stem is a component made from tungsten carbide, a hard and wear-resistant material, and is used in various industrial applications where sliding, rotating, or reciprocating motion is involved.

Tungsten carbide stem can be part of a valve, a pump, an actuator, or any other mechanism that requires a durable and long-lasting moving part.

Features of tungsten carbide stem

- Material: Tungsten carbide is composed of tungsten and carbon atoms, creating a very hard and brittle ceramic material that is typically bound with a metal matrix (often cobalt) to form a cemented carbide.

- Hardness: tungsten carbide stem is known for its exceptional hardness, which approaches that of diamond, making it ideal for wear-resistant applications.

- Wear Resistance: The hardness and wear resistance of tungsten carbide stems make them suitable for environments with high abrasive wear.

- Strength: Tungsten carbide stems have high compressive strength, but they are brittle and can be susceptible to fracturing if subjected to excessive shock loading or bending.

- Temperature Resistance: They can operate at high temperatures without significant loss of mechanical properties, which is advantageous in many industrial applications.

Applications of tungsten carbide stem

Valves: Tungsten carbide stems are used in various types of valves, including ball valves, butterfly valves, and plug valves, where they provide a wear-resistant surface for the valve's operating mechanism.

Pumps: In pump applications, especially those involving abrasive fluids, tungsten carbide stems can help prevent wear and extend the life of the pump.

Actuators: In linear or rotary actuators, the stem may be subjected to sliding or reciprocating motion, and tungsten carbide helps ensure long-lasting performance.

Mining Equipment: In mining and earthmoving equipment, tungsten carbide stems are used in components that are subjected to severe abrasive wear.

Oil and Gas: In the oil and gas industry, tungsten carbide stems can be used in downhole tools, surface wellheads, and other equipment exposed to harsh conditions.

Specification of Tungsten carbide stem

Grade	YG6, YG8, YG13, YWN6
Purity	WC: ≥85-95%, Co: 5-15%
Size	Diameter: Customized
Size	Length: Customized
Height	8-260mm
Density	13.9g/cm³-14.95g/cm³
Hardness	89 HRA
TRS	1500-2500 N/mm2
Surface	Alkaline cleaning, Polished
Standard	GB, ASTM